| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 24 May 2024 | 23 May 2024 | 001-06064 | |
| 4 | Open Document | Open Filing | 19 May 2023 | 18 May 2023 | 001-06064 | |
| 4 | Open Document | Open Filing | 20 May 2022 | 19 May 2022 | 001-06064 | |
| 4 | Open Document | Open Filing | FORM 4 - | 24 May 2021 | 20 May 2021 | 001-11954 |
| 4 | Open Document | Open Filing | FORM 4 - | 24 May 2021 | 20 May 2021 | 001-06064 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 May 2020 | 14 May 2020 | 001-11954 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 May 2020 | 14 May 2020 | 001-06064 |
| 4 | Open Document | Open Filing | FORM 4 - | 20 May 2019 | 16 May 2019 | 001-11954 |
| 4 | Open Document | Open Filing | FORM 4 - | 20 May 2019 | 16 May 2019 | 001-06064 |
| 4 | Open Document | Open Filing | FORM 4 - | 21 May 2018 | 17 May 2018 | 001-11954 |
| 4 | Open Document | Open Filing | FORM 4 - | 21 May 2018 | 17 May 2018 | 001-06064 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jan 2018 | 04 Jan 2018 | 001-11954 |
| 4 | Open Document | Open Filing | FORM 4 - | 22 May 2017 | 18 May 2017 | 001-11954 |
| 4 | Open Document | Open Filing | FORM 4 - | 22 May 2017 | 18 May 2017 | 001-06064 |
| 4 | Open Document | Open Filing | FORM 4 - | 23 May 2016 | 19 May 2016 | 001-06064 |
| 4 | Open Document | Open Filing | FORM 4 - | 23 May 2016 | 19 May 2016 | 001-11954 |
| 4 | Open Document | Open Filing | FORM 4 - | 26 May 2015 | 21 May 2015 | 001-06064 |
| 4 | Open Document | Open Filing | FORM 4 - | 26 May 2015 | 22 May 2014 | 001-11954 |
| 4 | Open Document | Open Filing | FORM 4 - | 20 Nov 2014 | 19 Nov 2014 | 001-11954 |
| 4 | Open Document | Open Filing | FORM 4 - | 27 May 2014 | 22 May 2014 | 001-06064 |
| 4 | Open Document | Open Filing | FORM 4 - | 27 May 2014 | 22 May 2014 | 001-11954 |
| 5 | Open Document | Open Filing | FORM 5 - | 14 Feb 2014 | 31 Dec 2013 | 001-11954 |